Hitachi RAS-3.0TNESNH1 - Condenser High-Temperature Protection

5
5
. CONT
R
R
OL LO
G
IC DES
C
C
RIPTIO
N
N
55
5.6 Condenser High-temperature Protection
DC-Inverter outdoor unit
AC will enter T3 protection if any of the following conditions is satisfied.
Condition1:
Cooling mode: When the outdoor coil temp. T3 keeps higher than T2 for 10
seconds, the compressor and outdoor fan will shut off. When T3 is lower than T1,
the compressor and outdoor fan will restart up.
Condition2:
Heating mode: When the indoor coil temp. T3 keeps higher than T2 for 10
seconds, the compressor and outdoor fan will shut off. When T3 is lower than T1,
the compressor and outdoor fan will restart up.
T3
TE10
Off
On
TE11